28643355

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{859}}^1$

素因数の和:905

約数の個数: 64

約数和(自身を含む): 57792000

約数和(自身を除く): 29148645

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 39, 45, 57, 65, 95, 117, 135, 171, 195, 247, 285, 351, 513, 585, 741, 855, 859, 1235, 1755, 2223, 2565, 2577, 3705, 4295, 6669, 7731, 11115, 11167, 12885, 16321, 23193, 33345, 33501, 38655, 48963, 55835, 81605, 100503, 115965, 146889, 167505, 212173, 244815, 301509, 440667, 502515, 636519, 734445, 1060865, 1507545, 1909557, 2203335, 3182595, 5728671, 9547785, 28643355]

約数ペア:

[(1, 28643355), (3, 9547785), (5, 5728671), (9, 3182595), (13, 2203335), (15, 1909557), (19, 1507545), (27, 1060865), (39, 734445), (45, 636519), (57, 502515), (65, 440667), (95, 301509), (117, 244815), (135, 212173), (171, 167505), (195, 146889), (247, 115965), (285, 100503), (351, 81605), (513, 55835), (585, 48963), (741, 38655), (855, 33501), (859, 33345), (1235, 23193), (1755, 16321), (2223, 12885), (2565, 11167), (2577, 11115), (3705, 7731), (4295, 6669)]